diff --git a/src/testdir/test_vim9_func.vim b/src/testdir/test_vim9_func.vim
index be07aec..bf8b705 100644
--- a/src/testdir/test_vim9_func.vim
+++ b/src/testdir/test_vim9_func.vim
Binary files differ
diff --git a/src/version.c b/src/version.c
index 470853f..4855121 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1138,
+/**/
     1137,
 /**/
     1136,
diff --git a/src/vim9instr.c b/src/vim9instr.c
index bd2c1b4..72ecbaa 100644
--- a/src/vim9instr.c
+++ b/src/vim9instr.c
@@ -1841,7 +1841,13 @@
 		type_T	*expected;
 
 		if (varargs && i >= type->tt_argcount - 1)
-		    expected = type->tt_args[type->tt_argcount - 1]->tt_member;
+		{
+		    expected = type->tt_args[type->tt_argcount - 1];
+		    if (expected != NULL && expected->tt_type == VAR_LIST)
+			expected = expected->tt_member;
+		    if (expected == NULL)
+			expected = &t_any;
+		}
 		else if (i >= type->tt_min_argcount
 					     && actual->tt_type == VAR_SPECIAL)
 		    expected = &t_any;
diff --git a/src/vim9type.c b/src/vim9type.c
index 436a42d..8ce5948 100644
--- a/src/vim9type.c
+++ b/src/vim9type.c
@@ -932,8 +932,10 @@
 	if (varargs && i >= type->tt_argcount - 1)
 	{
 	    expected = type->tt_args[type->tt_argcount - 1];
-	    if (expected != NULL)
+	    if (expected != NULL && expected->tt_type == VAR_LIST)
 		expected = expected->tt_member;
+	    if (expected == NULL)
+		expected = &t_any;
 	}
 	else
 	    expected = type->tt_args[i];